辞書|じしょjisho[1]atamadaka (head-high)

1. noundictionary; lexicon
   正確せいかくなつづりは辞書じしょで調しらべなさい。↗

   I refer you to the dictionary for the correct spelling.
2. nounletter of resignation

• Synonym辞典じてんNeutralA language dictionary; slightly more formal than 「辞書」 and often used in book titles, as in 「国語辞典」.
• SynonymディクショナリCasualA loanword for dictionary, not used in everyday speech; found mostly in technical fields such as programming.
• Synonym字引じびきCasualA colloquial word for a dictionary with an old-fashioned flavor, as in 「生き字引」.
• Synonym辞林じりんWrittenA written-style word for a dictionary collecting words, used mainly in book titles.
• Synonymことば典ことばてんNeutralA way of saying 「辞典」 aloud that distinguishes it from the homophones 「事典」 and 「字典」; used in speech to avoid confusion.
• SynonymレキシコンFormalA formal loanword for a vocabulary list or a dictionary of classical languages; mostly academic.
• Related事典じてんNeutralAn encyclopedia, explaining things and concepts rather than words, as in 「百科事典」.
• Related字書じしょWrittenA written-style word for a kanji dictionary, also used broadly for character books; rare today.
• Related字典じてんNeutralA kanji dictionary explaining individual characters by radical or reading, as in 「漢字字典」.
• Related辞彙じいWrittenAn old written-style word for a glossary or dictionary; essentially unused today.
• Related字林じりんWrittenA written-style word for a kanji character book, seen mostly in classical book titles.

Use 「辞書」 for a dictionary in everyday speech. 「辞典」 is slightly more formal and common in titles; 「事典」 is an encyclopedia; 「字典」 covers kanji characters; 「字引」 is old-fashioned colloquial. The rest are rare, technical, or literary.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. ある一定いっていの言語げんごによって、同一どういつの言語げんごの定義ていぎ又または他たの言語げんごの意味いみ、その他た、発音はつおん、用例ようれいなどを収録しゅうろくした本ほん。引ひきやすいように配列はいれつしてある。
2. コンピュータによる文書ぶんしょ情報処理じょうほうしょりにおいて、かな漢字かんじ変換へんかんシステムや機械きかい翻訳ほんやくシステムなどの特定とくていの文字列もじれつを別べつの文字列もじれつなどに変換へんかんするためのプログラムで使用しようするデータベース及およびそのデータベースを収録しゅうろくしたファイル。